*{margin:0px}
#contain{width:1535px; height:750px; width:100%; background-image:url(imgs/zyt6.jpg);margin-left:auto;margin-right:auto}
#head{width: 1500;height:100px}
.header_top{width:1535px; height:50px;text-align:center;float:left;margin-top:40px;font-size:40px;font-family:"宋体";color: black}
.fengexian1{width:1535px; height:5px;background-color: silver;margin-top:15px;float: left;}

#body{width:1535px; height:640px;text-align:center;float:left;margin-top:40px;top:50%;left:50%}
.body_1{width:900px;height: 70px;font-family:"宋体";font-size: 32px;text-align: center;margin:0px auto}
.body_2{width:900px;height: 480px;font-family:"宋体";font-size: 20px;text-align: center;margin-left: 520px;}
.im{width: 500px;height: 500px}
.ab{height:32px ;text-align:center;width: 25%}
.b{height:32px ;text-align:center;width: 75%}

